If the Killing Curse has an indefinite lifespan and ends only upon severing a soul, there may be accidental casualties of humans on the other side of the earth or perhaps alien life. Perhaps a hive mind would die instantly to a Killing Curse.
Arun C.
Karma: 2
This is entirely true and my original comment only stated there would be “many” deaths because of poor word choice from my sleep deprived self.